General description These 5pcs Wood Drill Bits are designed for precision drilling in wood, plywood, and plastic products. Made from high-quality tungsten steel and heat treated, these bits ensure durability and sharpness for smooth cutting and high performance. Technical specifications Material: Tungsten steel Sizes: 40mm, 45mm, 50mm, 60mm, 70mm Usage Ideal for drilling wood products, drawers, and plastic products. Best used with drilling machines, bench drills, vertical drills, or stand motor drills for optimal performance. If using a hand electric drill, it is recommended to secure the workpiece with a vise for better stability. Other information Each drill bit is individually packed in a plastic bag with oil to prevent rust. Includes a plastic storage box to protect the drill bits from dulling.